我想問summer camp 前面應該用咩動詞?
3/7x64+4/7x65=
3.4x2.72+34x0.228=
1/1x2+1/2x3+1/3x4+1/4x5+1/5x6=
321X123-322x123=
3.51x37+35.1x5.1+0.12x351=
13x222.2-666.6=
14 2/3 +16 1/3x0.123+1/2x16 1/3+16 1/3x3/8=
2/1x3+2/3x5+2/5x7+2/7x9=
有ｄ咩快既方法？？
小五英文,數學
2007-05-27 2:21 am
回答 (3)
2007-05-28 6:04 pm
用計數機!
2007-05-27 7:31 am
3/7x64+4/7x65
= [(3 x 64) + (4 x 65)] / 7
= 452 / 7
= 64 / 4 / 7
即係 64又7份之4
有ｄ咩快既方法
= > 抽 Common factor
e.g. Q1, 抽 除7 出黎
Hope can help u ^^
= [(3 x 64) + (4 x 65)] / 7
= 452 / 7
= 64 / 4 / 7
即係 64又7份之4
有ｄ咩快既方法
= > 抽 Common factor
e.g. Q1, 抽 除7 出黎
Hope can help u ^^
參考: me
收錄日期: 2021-04-12 19:50:34
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070526000051KK03515